Finding the Fourth Proportional to 10,065,665.08, 13,890,777.61 and 5,714,662.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065,665.08 : 13,890,777.61 = 5,714,662.60 : x
2. Step 2: Convert to fraction form
   10,065,665.08/13,890,777.61 = 5,714,662.60/x
3. Step 3: Cross multiply
   10,065,665.08x = 13,890,777.61 × 5,714,662.60
4. Step 4: Simplify right side
   10,065,665.08x = 79,381,107,264,211.08
5. Step 5: Solve for x
   x = 79,381,107,264,211.08/10,065,665.08
6. Step 6: Final answer
   x = 7,886,325.11